1. Introduction: Extremophilic Archaea and Bacteria

   • Günter Schäfer

   Editorial Introduction Pages: 3 - 4

2. Insights into ABC Transport in Archaea

   • Sonja-Verena Albers
   • Sonja M. Koning
   • Arnold J. M. Driessen

   OriginalPaper Pages: 5 - 15

3. Transport of Compatible Solutes in Extremophiles

   • K. Pflüger
   • V. Müller

   OriginalPaper Pages: 17 - 24

4. DNA Transport and Natural Transformation in Mesophilic and Thermophilic Bacteria

   • Beate Averhoff

   OriginalPaper Pages: 25 - 33

5. Extreme Secretion: Protein Translocation Across the Archaeal Plasma Membrane

   • Gabriela Ring
   • Jerry Eichler

   OriginalPaper Pages: 35 - 45

6. The Archaeal Signal Recognition Particle: Steps Toward Membrane Binding

   • Ralf G. Moll

   OriginalPaper Pages: 47 - 53

7. The Membrane-Bound Electron Transport System of Methanosarcina Species

   • Uwe Deppenmeier

   OriginalPaper Pages: 55 - 64

8. Energy-Converting [NiFe] Hydrogenases from Archaea and Extremophiles: Ancestors of Complex I

   • Reiner Hedderich

   OriginalPaper Pages: 65 - 75

9. Dissimilatory Oxidation and Reduction of Elemental Sulfur in Thermophilic Archaea

   • Arnulf Kletzin
   • Tim Urich
   • Cláudio M. Gomes

   OriginalPaper Pages: 77 - 91

10. Respiratory Chains from Aerobic Thermophilic Prokaryotes

    • Manuela M. Pereira
    • Tiago M. Bandeiras
    • Miguel Teixeira

    OriginalPaper Pages: 93 - 105

11. Rieske Iron–Sulfur Proteins from Extremophilic Organisms

    • C. L. Schmidt

    OriginalPaper Pages: 107 - 113

12. An Exceptional Variability in the Motor of Archaeal A₁A₀ ATPases: From Multimeric to Monomeric Rotors Comprising 6–13 Ion Binding Sites

    • Volker Müller

    OriginalPaper Pages: 115 - 125

13. Proton-Pumping Inorganic Pyrophosphatases in Some Archaea and Other Extremophilic Prokaryotes

    • Aurelio Serrano
    • Jose R. Perez-Castiñeira
    • Margareta Baltscheffsky

    OriginalPaper Pages: 127 - 133

14. The Archaeal P-Type ATPases

    • Benoît De Hertogh
    • Anne-Catherine Lantin
    • André Goffeau

    OriginalPaper Pages: 135 - 142

15. Novel Functional Aspects of the Membrane-Bound exo-Pyrophosphatase of the Hyperthermoacidophilic Archaeon Sulfolobus Are Provided by Analysis of Its Gene and the Adjacent Gene Cluster

    • Ralf G. Moll
    • Günter Schäfer

    OriginalPaper Pages: 143 - 150

16. Expression, Isolation, and Crystallization of the Catalytic Domain of CopB, a Putative Copper Transporting ATPase from the Thermoacidophilic Archaeon Sulfolobus solfataricus

    • Katrin Deigweiher
    • Theodore L. Drell IV
    • Mathias Lübben

    OriginalPaper Pages: 151 - 159

17. Instructions to Contributors

    Instructions for Authors Pages: 161 - 164